"Hanako-san, Hanako-san...are you there?" At Kamome Academy, rumors abound about the school's Seven Mysteries, one of which is Hanako-san. Said to occupy the third stall of the third floor girls' bathroom in the old school building, Hanako-san grants any wish when summoned. Nene Yashiro, an occult-loving high school girl who dreams of romance, ventures into this haunted bathroom...but the Hanako-san she meets there is nothing like she imagined! Kamome...

Ten-year-old wizard Negi Springfield graduates from his magic school in England and is assigned to teach English at an all-girl school in Japan, where he faces the challenge of dealing with his overly affectionate students without using his powers.